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【单选题】
为防止硫酸钙大量生成,通常控制海水淡化装置盐水含盐量为海水 ________________倍。
A.
1.1~1.3、
B.
1.3~1.5、
C.
1~2、
D.
3~4
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A.
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B.
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C.
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D.
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